Jiangsu Hongyiyuan Metal Technology Co., Ltd
Jiangsu Hongyiyuan Metal Technology Co., Ltd
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Q345 is a Chinese standard for low alloy structural steel, and it is not classified as carbon steel. The correct designation for carbon steel pipes in China is usually represented by the "G" followed by the carbon content in the steel. For example, a common carbon steel grade for pipes in China is GB/T 8163 10# steel, which means it has a carbon content of about 0.10%.
| Material | Q345 |
| Standard | JIS,GB,ASTM,DIN |
| Technique | Cold Rolled/Hot Rolled |
| OD | 10~335mm,1/2"~12" |
| Wall Thickness | 2~25mm,SCH10~XXS |
| Length | 5.8m~12m/customized design |
| Surface Treatment | black painting, varnish, oil, galvanized, anti corrosion coatings |
| Packaging | 1. Bundle packing. 2. Bevelled end or plain end or warnished as per buyer's required. 3. Marking: as per customer's requests. |
| MOQ | 1 ton for normal material |
| Payment Terms | T/T,L/C etc |
| Testing | Chemical Component Analysis, Mechanical Properties, Exterior Size Inspection, hydraulic testing etc. |
| Application | Structure pipe; High and low pressure boiler tube; Liquid delivery; Seamless steel pipe for petroleum cracking ,Oil pipe,Gas pipe |
Chemical Composition
| C | Si | Mn | S | P | Cr | Ni | Cu | Mo |
| 0.38-0.45% | 0.17-0.37% | 0.50～0.80% | ≤0.035% | ≤0.035% | 0.90～1.20% | ≤0.30% | ≤0.30% | 0.15～0.25% |
Our service is the basis of cooperation, and the recognition of customers determines the stability of our long-term strategic partnership.
At present, we can provide cutting, slitting, laser cutting sheets, laser cutting tubes and profiles, sawing cutting rods and tubes, bending, welding, stamping, CNC machining, the smallest laser drilling diameter can be 0.15mm in diameter, The largest machinable size is 1020mm diameter, the maximum error of the laser is only 0.05mm, the maximum tolerance of the sawing machine is less than 0.15mm, and the length error is 0.05-0.1mm.Believe that our profession will be able to get your greatest recognition and support.
Q:Why do you choose us?
A:Our company has been in the steel business for more than thirty years.We have rich international experience,professional,we can provide our customers with a variety of high quality steel products.
Q:Can we provide OEM/ODM service?
A:Yes.Please feel free to contact us for further details.
Q:What are your terms of payment?
A:One is to telegraphic transfer 30% of the deposit before production the remaining 70% to the copy of the bill of lading;The other is an irrevocable 100% sight L/C
Q:Can we visit your factory?
A:A warm welcome.Once we have your itinerary we will arrange for a professional sales team to follow up your case.
Q:Can you provide samples?
A:Yes,the sample of general size is free of charge,but the buyer needs to pay the shipping fee.